
package com.maigu.controller;

import com.maigu.VO.ResultVO;
import com.maigu.converter.OrderForm2OrderDTO;
import com.maigu.dto.OrderDTO;
import com.maigu.enums.ResultEnum;
import com.maigu.exception.SellException;
import com.maigu.form.OrderForm;
import com.maigu.service.BuyerService;
import com.maigu.service.OrderService;
import com.maigu.utils.ResultVOUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@RestController
@RequestMapping("/buyer/order")
@Slf4j

public class BuyerOrderController {
    @Autowired
    private OrderService orderService;

    @Autowired
    private BuyerService buyerService;
    //创建订单
    @PostMapping("/create")
public ResultVO<Map<String,String>> create(@Valid OrderForm orderForm, BindingResult bindingResult)
{
    if(bindingResult.hasErrors())
    {
        log.error("[创建订单]参数不正确，orderForm={}",orderForm);
        //返回错误信息
        throw new SellException(ResultEnum.PARAM_ERROR.getCode(),bindingResult.getFieldError().getDefaultMessage());
    }

    OrderDTO orderDTO = OrderForm2OrderDTO.convert(orderForm);
    if(CollectionUtils.isEmpty(orderDTO.getOrderDetailList()))
    {
        log.error("[创建订单]购物车不能为空");
        throw new SellException(ResultEnum.CART_EMPTY);
    }
    OrderDTO result = orderService.create(orderDTO);

    Map<String,String> map=new HashMap<>();
    map.put("orderId",result.getOrderId());
   return ResultVOUtil.success(map);

}

    //订单列表
    @GetMapping("/list")
    public ResultVO<List<OrderDTO>> list(@RequestParam("openid") String openid,
                                         @RequestParam(value = "page",defaultValue ="0") Integer page,
                                         @RequestParam(value = "size",defaultValue = "10") Integer size)
    {
        if(StringUtils.isEmpty(openid))
        {
            log.error("[查询订单列表]openid 不能为空");
            throw new SellException(ResultEnum.PARAM_ERROR);
        }
        PageRequest request=new PageRequest(page,size);
        Page<OrderDTO> orderDTOPage = orderService.findList(openid, request);
        return ResultVOUtil.success(orderDTOPage.getContent());
    }



    //订单详情
   @GetMapping("/detail")
    public ResultVO<OrderDTO> detail(@RequestParam("openid") String openid,
                                     @RequestParam("orderId") String orderId)
{


    OrderDTO orderDTO = buyerService.findOrderOne(openid,orderId);
    return  ResultVOUtil.success(orderDTO);
}
    //取消订单
@PostMapping("/cancel")
    public  ResultVO cancel(@RequestParam("openid") String openid,
                            @RequestParam("orderId") String orderId)
    {

        buyerService.cancelOrder(openid,orderId);
        return ResultVOUtil.sucess();

    }

}
